Solve the problem.The value V of a car that is t years old can be modeled by V(t) = 19,699(0.81)t. According to the model, what is the value, to the nearest dollar, of a 3 year old car?
A. $12,925
B. $4471
C. $10,469
D. $47,869
Answer: C
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Solve the problem.The total number of cars sold at a used car lot for the years 1996 and 1997 was 1376. From 1996 to 1997 the number of cars sold declined by 158. How many cars were sold in 1996?
A. 767 B. 755 C. 745 D. 773
Solve.The radioactive decay of radium 226 can be described by the equation 
where C is the original amount of radium and A is the amount of radium remaining after t years. If 27 milligrams of radium are sealed in a container now, how much radium will be in the container after 100 years. Round to the nearest thousandth.
A. 25.869 mg B. 26.988 mg C. 1.202 mg D. 28.18 mg
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.
÷ 
A. 
B. 
C. 1
D. 2
Translate the sentence to an equation.5 increased by z yields 8.
A. 5 + 8 = z B. 5 + z = 8 C. 8 + z = 5 D. 5 + z = 5